The Antminer S21 is the best option for miners who want To optimize their mining earnings. With its large hashrate and low electric power intake, the Antminer S21 delivers a major benefit about other BTC miners out there.

You should notify us at once if files are requested by customs as improper filing may possibly lead to increased service fees and/or delays.

You happen to be answerable for any customs delays or returned shipments as a consequence of a lack of correct documentation. It’s very advised to be aware of neighborhood customs clearance insurance policies and to organize all customs documentation ahead of time to prevent any customs clearance delays or unforeseen charges.

In basic principle, we don't take returns. If the return isn't as a result of products failure, thirty% from the item price will probably be billed as a return fee.

Warranty

When We've got gained and checked your return, We're going to mail you an e mail to let you realize that Now we have obtained your returned item. We may also notify you with the approval or rejection of one's refund. In the situation of "Defective on arrival", your refund will probably be accepted instantly.

Warranty

Because of speedy marketplace changes, miner prices might fluctuate multiple periods even in a short period of time. Be sure to validate the price with Trusted Bitmain Antminer Vendor our sales before you make payment.

If you have not been given your refund still, please Check out your Paypal or copyright account first. It may just take a while for your refund for being officially posted.

Facts of usage：This batch of mining machines was purchased and deployed amongst December 2020 and May 2021; all units are now deployed at Bitdeer’s mining farm in Norway;

A 365-day guarantee is furnished starting from the shipping day. BITMAIN will go over shipping and delivery prices when delivery a substitute unit in the warranty interval.

Configure settings to undervolt for silent, ultra-successful home mining or overclock for optimum hashrate nearly 650MH/s for greater income.

Does Liquid Cooling Need Regular Routine maintenance? Yes, regular servicing is critical, such as cleaning radiators, pumps, and pipes to prevent dust or scale buildup. You may additionally really need to change the coolant as time passes to take care of productive cooling.

The corporate is just not answerable for issues ensuing from failure to Stick to the supplied instructions, requirements, or alterations for the item.